1 files changed, 46 insertions, 0 deletions
diff --git a/media/libstagefright/include/MP3Seeker.h b/media/libstagefright/include/MP3Seeker.h
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+++ b/media/libstagefright/include/MP3Seeker.h
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+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef MP3_SEEKER_H_
+
+#define MP3_SEEKER_H_
+
+#include <media/stagefright/foundation/ABase.h>
+#include <utils/RefBase.h>
+
+namespace android {
+
+struct MP3Seeker : public RefBase {
+    MP3Seeker() {}
+
+    virtual bool getDuration(int64_t *durationUs) = 0;
+
+    // Given a request seek time in "*timeUs", find the byte offset closest
+    // to that position and return it in "*pos". Update "*timeUs" to reflect
+    // the actual time that seekpoint represents.
+    virtual bool getOffsetForTime(int64_t *timeUs, off64_t *pos) = 0;
+
+protected:
+    virtual ~MP3Seeker() {}
+
+private:
+    DISALLOW_EVIL_CONSTRUCTORS(MP3Seeker);
+};
+
+}  // namespace android
+
+#endif  // MP3_SEEKER_H_
+